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Genetics

Researchers create genetic map tied to kidney disease
microscopic rendering of DNA strands.

Image: iStock/TanyaJoy

Researchers create genetic map tied to kidney disease

The creation of the most complete map of more than 1,000 genes that influence kidney function could help experts diagnose and design targeted treatments for kidney disease.

Alex Gardner

Breakthroughs in gene editing and expression control with mvGPT
Tyler Daniel using a pipette in a bioengineering lab.

Sherry Gao, Tyler Daniel (pictured), and their coauthors have developed a new tool that can simultaneously and independently edit multiple genes and regulate their expression.

(Image: Bella Ciervo)

Breakthroughs in gene editing and expression control with mvGPT

Penn Engineers have created a gene editing tool that can address different genetic diseases in the same cell.

Ian Scheffler

What’s That? Black squirrels
a black squirrel perched on a tree trunk

A black squirrel on College Green in the fall of 2024. 

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What’s That? Black squirrels

Penn Today spoke to Sarah Tomke in the School of Veterinary Medicine’s Wildlife Futures Program about the black squirrels regularly seen on College Green. They are black because of a genetic mutation in the melanin receptor protein, which regulates pigment.

Louisa Shepard

Understanding diabetes and oral health
Two students in lab coats surround a professor in a suit.

From left: Su Ah Kim, professor of periodontics Dana Graves, and Sanan Gueyikian.

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Understanding diabetes and oral health

Two undergraduates, supported by PURM, worked on research projects this summer with the Graves Lab to contribute to the knowledge of diabetes’ impact on oral wound healing and periodontal disease.